demand for coke quality  焦炭质量需求

environmental quality standard for soil  土壤环境质量标准

Water quality standard for fisheries  渔业水质标准

Acceptance Standard for Construction Quality of Railway Subgrade Works of updated edition  新验标

air quality standard  排放标准; 空气品质标准; 空气质量标准

Ambient Air Quality Standard  环境空气质量标准; 环境空气品质标准

ambient air(water etc)quality standard  周围空气质量标准

ambient quality standard  环境质量标准; 频率控制字

atomosphere quality standard  大气质量标准

Authentication for Quality System  质量体系认证

Blood serum for quality control  质控血清

Breeding for quality  品质育种

CALCINED PETROLEUM COKE QUALITY  煅后焦质量

China National Center for Quality Supervision and Test of Electrical Appliances  国家日用电器质量监督检验中心

Coke Quality  焦炭质量; 焦炭; 焦炭强度; 改善焦炭质量; 焦炭性质

coke quality control  焦炭质量控制

coke quality prediction  焦炭质量预测

control chart for quality  质量控制图; 品管图

Design for quality  保质设计; 面向质量的设计